Html Put a fixed text on an input text

Question

How can i put a default text in an input html element which user can\'t delete (fixed text on start of the input).

The second thing what i want that the cursor will b

Answer 1

Absolutely position the text over the beginning of the field then add left padding to the field until the cursor lines up to the right position. See example here: http://www.accessfinancialservices.co.uk/calculators/mortgage-calculator/